- 67 -
MAINTENANCE
GAS CONVERSION
8
GAS CONVERSION
8.1 Warnings
The commissioning of this boiler and
system must only be undertaken by a
Gas Safety Registered Engineer, quali-
fied to work on Liquefied Petroleum Gas
(LPG) in accordance with the require-
ments of the Gas Safe Installation and
Use Regulations.
Components used to adapt it to the type
of gas available must be genuine parts
only.
Factory setting = Natural gas.
8.2
Operations and gas setting
Check that the gas cock mount-
ed on the gas piping to the boil-
er is closed and that the appli-
ance is not powered.
•
Remove the body's front panel and turn
the control panel as shown in
section
"MAINTENANCE" to page 69
.
•
Unscrew the connector
C
, remove the
fixing fork
A
and remove the pipe
B
(Fig.
8.1).
Fig. 8.1
A
B
C
• Carry out gas conversion
by correctly re
-
placing the
gas restrictor
(Fig. 8.2), refer
-
ring to the "Technical Data" section page
22
(Advance Plus 16S ERP), page
25
(Advance Plus 25S ERP) and page
28
(Advance Plus 30S ERP).
Fig. 8.2
Gas restrictor
Attention, to reassemble repeat
the operations carried out in re-
verse order. Be careful not to
damage the OR gasket of the
gas pipe when inserting the pipe
in the a
ir box (air/gas mixer)
. Af-
ter any service operation on the
components of the gas circuit
check all the connections for
gas tightness.
The factory boiler is set for functioning
with Natural gas (G20).
To set the functioning of the boiler with
LPG
(G31)
gas, carry out the following settings:
•
Enter in "programming mode" by pressing
keys 11
-
12
-
13 (Fig. 8.3) for 10 seconds
at the same time until the letters
Pr
that al-
ternate with code
01
are displayed on the
LCD display, indicating that "parameter
01" (Fig. 8.4) has been activated.